diff options
Diffstat (limited to 'drivers/infiniband/hw/hfi1/file_ops.c')
| -rw-r--r-- | drivers/infiniband/hw/hfi1/file_ops.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/hfi1/file_ops.c b/drivers/infiniband/hw/hfi1/file_ops.c index 3b09eedd29bc..1fc75647e47b 100644 --- a/drivers/infiniband/hw/hfi1/file_ops.c +++ b/drivers/infiniband/hw/hfi1/file_ops.c @@ -985,7 +985,11 @@ static int allocate_ctxt(struct hfi1_filedata *fd, struct hfi1_devdata *dd, * sub contexts. * This has to be done here so the rest of the sub-contexts find the * proper base context. + * NOTE: _set_bit() can be used here because the context creation is + * protected by the mutex (rather than the spin_lock), and will be the + * very first instance of this context. */ + __set_bit(0, uctxt->in_use_ctxts); if (uinfo->subctxt_cnt) init_subctxts(uctxt, uinfo); uctxt->userversion = uinfo->userversion; |